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Individual Calculations September 2009 |
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| Marshall, Abby Total change: 8.25 | |   |
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| 110th Annual US Open | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2190 | 2171 | 0.50 | 2 | -0.45 | 15 | -6.75 | |
|  Sarkar, Justin | m | | 2388 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | |  Hough, Randall D | | | 1992 | USA | 0.50 | 1 | -0.23 | 15 | -3.45 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Denker Tournament of High School Champions | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 2171 | 3.50 | 4 | 1.00 | 15 | 15.00 | |
| | Huang, Vincent | | | 2063 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Tae, Patrick J | | | 2092 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Aaron, Deepak | | | 2110 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Yang, Michael | | | 2052 | USA | 0.50 | 1 | -0.16 | 15 | -2.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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